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Members

Our corporate members, from the largest major oil company to the smallest of independents, come from all sectors of the industry. They are producers, refiners, suppliers, pipeline operators and marine transportation companies, as well as service and supply companies that support all segments of the industry. Our members are committed to develop and adhere to the highest level industry standards, protect the environment, and lead in health and safety performance.


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A

A.HAK INDUSTRIAL SERVICES US, LLC

ABB/TOTALFLOW

ABOVE SECURITY

ABS AMERICAS

ACCURATE MEASUREMENT CONTROLS, INC.

ACI SERVICES

ACUREN

ACV ENVIRO

ADVANCE TANK & CONSTRUCTION COMPANY

ADVANCE VALVES

ADVANCED CORROSION TECHNOLOGIES & TRAINING, LLC

AECOM ENVIRONMENT GROUP 

AGAR CORPORATION, INC.

ALATAS AMERICAS INC.

ALCOA OIL AND GAS

ALL-PRO FASTENERS, INC.

ALLERION OILFIELD SERVICES, INC. 

ALLOY BELLOWS AND PRECISION WELDING

ALYESKA PIPELINE SERVICE COMPANY

AMEC FOSTER WHEELER

AMERICAN BLOCK CO

AMERAPEX CORPORATION

AMERICAN INNOVATIONS

AMERICAN INSPECTION SERVICES, INC.

AMERICAN MARINE SERVICES GROUP

AMERICAN RAILCAR LEASING LLC

AMERICAN SHALE OIL LLC

AMERIDRIVES INTERNATIONAL

AMSPEC SERVICES LLC

AMYRIS INC.

ANADARKO PETROLEUM CORPORATION

ANTEA GROUP.  

ANTON PAAR USA

AOI INTERNATIONAL, INC.

APACHE CORPORATION

APAVE INTERNATIONAL

APPLIED - CLEVELAND HOLDINGS, INC.

APPLIED TECHNICAL SERVICES, INC.

APPLUS VELOSI

APPLUSRTD

AQUASOL CORPORATION

AQUILEX CORPORATION

ARCELOR MITTAL USA

ARCTIC OILFIELD SERVICES

ARGUS CONSULTING

ARIEL CORPORATION

ARSEAL TECHNOLOGIES LLC 

A.R. WATSON, INC. 

ASHFORD TECHNICAL SERVICES

ASHLAND, INC. 

AST CONSTRUCTION

ASTRO TECHNOLOGY INC.

ATKINS, INC.

ATHENS GROUP 

AUDIE PRICE INSPECTION, INC.

A.W. CHESTERTON COMPANY

AXON ENERGY PRODUCTS, INC.

AZZ WSI


B

BAKER ENGINEERING & RISK CONSULTANTS, INC.

BAKER HUGHES, INC.

BALTIC CONTROL LTD.

BARRIOS TECHNOLOGY

BAR SOURCE INTERNATIONAL, LLC

BASE LINE DATA, INC.

BASSLER ENERGY SERVICES, INC.

BBA

BECHTEL CORPORATION

BELL TECHNOLOGIES, LLC

BELLE FOURCHE PIPELINE

BELZONA, INC.

BENCH TREE GROUP

BENOIT PREMIUM THREADING, LLC

BENTELER STEEL/TUBE MANUFACTURING CORP.

BERIC-DAVIS COMPANIES INTERNATIONAL LTD.

BESTOLIFE CORPORATION

BHL INTERNATIONAL, INC.

BHP BILLITON

BIGHORN INSPECTION, INC.

BILL BARRETT CORPORATION

BIRWELCO USA INC.

BLACK GOLD PUMP & SUPPLY

BLACKMER

BOUSTEAD INTERNATIONAL HEATERS LIMITED

BOWEN INDUSTRIAL CONTRACTORS, INC.

BP AMERICA INC.

BREEN ENERGY SOLUTIONS

BRI-STEEL MANUFACTURING

BRODIE INTERNATIONAL

BS&B SAFETY SYSTEMS, L.L.C.

BUREAU VERITAS NORTH AMERICA, INC.

BURCKHARDT COMPRESSION (US) INC.

BUREAU VERITAS ECUADOR C.A.

BURNS & MCDONNELL


C

C & W TANK, INC.

CABOT OIL & GAS CORPORATION

CALDWELL TANKS, INC.

CALLIDUS TECHNOLOGIES, LLC

CAMIN CARGO CONTROL

CAN USA, INC.

CAPE, INC.

CAPLUGS

CARE ION TECHNOLOGIST SDN. BHD.

CARPENTER TECHNOLOGY CORPORATION

CASHCO INC.

CATSI

CAVERN SOLUTIONS, INC.

CB&I

CERTIFIED CALIBRATIONS, INC.

CETEK LIMITED

CHARTER BROKERAGE

CHARTER INDUSTRIAL SUPPLY, INC.

CHATTANOOGA BOILER & TANK, INC.

CHECK-6

CHEMSTAR

CHENIERE ENERGY, INC.

CHESAPEAKE ENERGY

CHEVRON CORPORATION

CIMAREX ENERGY CO.

CIR LABORATORY, INC.

CIRCOR ENERGY PRODUCTS, INC.

CLEARSIGN COMBUSTION CORPORATION

CJ WINTER MACHINE TECHNOLOGIES

COASTAL FLOW MEASUREMENT, INC.

COASTAL GULF & INTERNATIONAL, INC.

COBALT INTERNATIONAL ENERGY, L.P.

COGNASCENTS CONSULTING GROUP, INC.

COLLINS ENGINEER INC.

COLONIAL PIPELINE COMPANY

COLORADO ENGINEERING EXPERIMENT STATION, INC.

COLUMBIA INDUSTRIES

COLUMBUS MCKINNON CORPORATION

CONBRACO INDUSTRIES, INC.

CONOCOPHILLIPS

CONSOLIDATED FABRICATION & CONSTRUCTORS

CONSOLIDATED PRESSURE CONTROL, LLLP

CONSULTING AND FIELD SERVICES, LLC

CORROSION CONTROL INC.

CORTEC, LLC

CPW AMERICA CO.

CRC-EVANS PIPELINE INTERNATIONAL

CROWNQUEST OPERATING, LLC

CRYOSTAR

CST COVERS

CYIENT, INC.

CYNTECH CORPORATION


D

DALE COMPANY, INC., THE

DANIEL MEASUREMENT & CONTROL, INC.

DEEPWATER SUBSEA LLC

DENSO NORTH AMERICA

DET NORSKE CLASSIFICATION (AMERICAS)

DEVON ENERGY CORP.

DIAMOND OFFSHORE

DIXON-EAGLE, INC.

DJA INSPECTION SERVICES, INC.

DNV-GL

DOMINION NDT SERVICES, INC.

DOVER ARTIFICIAL LIFT

DOW CHEMICAL COMPANY

DOWNHOLE PRODUCTS USA

DOXSTEEL

DRILLTECH SERVICES (USA) INC.

DRIL-QUIP

DRONEPRO

DURA-BAR

DUOLINE TECHNOLOGIES, L.P.

DURON RISER GROUP, LLC

DYNAMIC AIR SHELTERS

DYNAMIC FLOW COMPUTERS

DYNMCDERMOTT


E

EAGLE RESEARCH CORPORATION

ELECSYS CORPORATION

ELECTRIC MACHINERY COMPANY / CONVERTEAM

ELECTROLAB

ELEMENTIS SPECIALITIES

ELEMENT INTEGRITY GROUP, INC.

ELLIOTT SERVICES, INC.

ENBRIDGE, INC.

ENCANA

ENDRESS+HAUSER FLOWTEC AG

ENERGI INSURANCE SERVICES, INC.

ENERGY EXCHANGER COMPANY

ENERGY TRAINING SOLUTIONS

ENERGY & TECHNOLOGY, TECHNICAL INDUSTRIES GROUP

ENERSYS CORPORATION

ENERVEST LTD.

ENERXON USA LLC

ENGINEERING & INSPECTION SERVICES, LLC

ENGINEERING PARTNERS INTERNATIONAL, INC.

ENPRO INDUSTRIES PVT LTD

ENSCO PLC

ENVIRONMENTAL STANDARDS INCORPORATED

EOG RESOURCES, INC.

EQUIPMENT RESOURCES INTERNATIONAL, INC.

EQUITY ENGINEERING GROUP, INC.

ERM - ENVIRONMENTAL RESOURCES MANAGEMENT

ESTEEM PROJECTS, LLC

EVONIK OIL ADDITIVES

EXPLORATION OIL & GAS INC.

EXPLORER PIPELINE COMPANY

EXXONMOBIL


F

FASTENAL COMPANY

FBV, INC.

FIND CONSULTING INC.

FISHER TANK COMPANY

FIVE STAR PRODUCTS INC.

FLEXITALLIC GROUP, INC.

FLEXSTEEL PIPELINE TECHNOLOGIES, INC.

FLOTEK INDUSTRIES

FLOW DATA, INC.

FLOW MANAGEMENT DEVICES, LLC

FLUOR CORPORATION

FOERSTER INSTRUMENTS INC., USA

FORUM VALVE SOLUTIONS

FOSS MARITIME COMPANY

FOX THERMAL INSTRUMENTS, INC.

FRONTIER INTEGRITY SOLUTIONS

FUJISAN SURVEY, S.A. DE C.V.

FULL SAIL GROUP, LLC


G

GARLOCK SEALING TECHNOLOGIES

GARRETT LLC

GAS AND AIR SYSTEMS, INC.

GATES CORPORATION

GBR

GEARENCH

GE ENERGY/ BENTLY NEVADA

GE OIL & GAS

GENERAL ELECTRIC INSPECTION SERVICES

GENESIS ENERGY

GILBARCO VEEDER-ROOT

GLOBAL TOOLING SPECIALTIES, INC.

GRAYWOLF INDUSTRIAL, INC.

GREAT SOUTHERN TECHNOLOGIES

GULF COAST FABRICATORS LLC

GULF INTERSTATE ENGINEERING COMPANY

GULFSTREAM SERVICES, INC.


H

HAMON DELTAK, INC.

HALLIBURTON COMPANY

HARVEY E. YATES COMPANY (HEYCO)

HAWMAN CONTAINER SERVICES

HENGLI AMERICA

HESS CORPORATION

HILAND PARTNERS, LP

HI-TECH TESTING SERVICE, INC.

HMT, INC.

HOBRÉ USA INC.

HOIST AND CRANE SERVICE GROUP

HOLLAND 1916

HOLLOWAY HOUSTON, INC.

HOLLY ENERGY PARTNERS, L.P.

U.S. HONEYWELL ENRAF AMERICAS INC.

HOOVER CONTAINER SOLUTIONS

HOUSTON BOLT & GASKET CO.

HORIBA INSTRUMENTS, INC.

HOWDEN BURTON CORBLIN COMPRESSOR

H. ROSEN USA, INC.

HSI GROUP, INC.

HUDSON PRODUCTS CORPORATION

HULL & ASSOCIATES, INC.

HUNT CONSOLIDATED INC.

HUNTING ENERGY SERVICES

HUNTINGTON TESTING & TECHNOLOGY, INC.

HY-GRADE VALVE, INC.

HYDAC TECHNOLOGY CORPORATION

HYDRAFAB


I

IAN-CONRAD BERGAN LLC

ICL CALIBRATION LABORATORIES, INC.

ICO ASIAPACIFIC SINGAPORE PTE. LTD.

IDEMITSU LUBRICANTS AMERICA

IDOM, INC.

IESCO LLC  

INDUSTRIAL MOTOR POWER CORPORATION

INDUSTRONIC, INC.

INFINEUM

INNOVA GLOBAL

INSPECTEST (PVT.) LIMITED

INSPECTORATE AMERICA CORP.

INTECH PROCESS AUTOMATION

INTEGRATED PROTECTION SERVICES, INC.

INTEGRITY INSPECTION SERVICES

INTEGRITY SOLUTIONS, LTD.

INTEGRITY TESTING & INSPECTION, INC.

INTERDYNE CORPORATION

INTERNATIONAL DERRICK SERVICES, LLC.

INTERSPEC, LLC

INTERSTATE ENERGY COMPANY

INTERTEK

INQUEST INC.

ioMOSAIC CORPORATION

IRED THERMAL GROUP Ltd.

IRISNDTMatrix Corp.

IRWIN INDUSTRIES

ITT CORPORATION


J

JAMES MACHINE WORKS, INC.

JCL SERVICE COMPANY LLC

JD NEUHAUS LP

JET-LUBE, INC.

JFE STEEL AMERICA, INC.

JIACCO PAKISTAN PVT LIMITED

J.J. WHITE , INC.

J.R. JENSEN CONSTRUCTION COMPANY

JOHN CRANE INC.

JOHN L. LOWERY & ASSOCIATES, INC.

JSG PIPELINE INSPECTIONS

JSW STEEL USA INC.

JUSTISS OIL COMPANY


K

K.P. KAUFFMAN COMPANY, INC.

K2 INDUSTRIAL SERVICES

KBK INDUSTRIES

KEYSTONE SHIPPING

KIMRAY INC.

KROHNE, INC.


L

L & J TECHNOLOGIES

LADISH VALVES

LAFARGEHOLCIM

LARSEN & TOUBRO LIMITED

LEE SPECIALTIES INC.

LEISTRITZ ADVANCED TECHNOLOGIES CORPORATION

LIGHTHOUSE ENVIRONMENTAL SERVICES, INC.

LIGHTNING ELIMINATORS & CONSULTANTS, INC.

LIGHTNING MASTER CORPORATION

LIQUID CONTROLS GROUP

LLOYD'S REGISTER AMERICAS

LLOYD'S REGISTER ENERGY AMERICAS, INC.

LOADMASTER ENGINEERING

LONE STAR INDUCTION, INC.

LOOP LLC

LOR CONSULTING, INC.

LORD CORPORATION

LUBRIZOL CORPORATION


M

MAERSK DRILLING

MAGELLAN MIDSTREAM PARTNERS

MAGNAFLUX

MAGNESIUM ELEKTRON

MAGNETIC ANALYSIS CORPORATION

MAGNUM PIERING, INC.

MAIN LINE MEASUREMENT

MANGAN, INC.

MAP OIL TOOLS

MARATHON OIL COMPANY

MARATHON PETROLEUM CORPORATION

MARINE SPILL RESPONSE CORPORATION

MARKWEST ENERGY PARTNERS, LP

MARTIN CONSTRUCTION INC.

MASS TECHNOLOGY CORPORATION

MATHENA, INC.

MATRIX PDM ENGINEERING

MAVERICK TESTING LABORATORIES, INC.

MCCROMETER

MEADOWS ANALYSIS & DESIGN, LLC

MECHATRENDS CONTRACTORS CORP.

MERCATOR ENERGY LLC

MERICHEM COMPANY

MERIDIUM, INC.

MESA INDUSTRIES

METER ENGINEERS, INC.

MICRO MOTION, INC.

MICROPACK DETECTION (AMERICAS) INC.

MIDCONTINENTAL CHEMICAL COMPANY

MIDLAND MANUFACTURING CORPORATION

MIDWESTERN SERVICES, INC.

MILLER CONSULTING SERVICES

MILWAUKEE VALVE COMPANY

MISTRAS GROUP, INC.

MITSUBISHI CORPORATION (AMERICAS)

MITSUBISHI HEAVY INDUSTRIES AMERICA, INC.

MOGAS INDUSTRIES

MOKVELD VALVES, INC.

MOODY INTERNATIONAL, INC.

MOTT TANK INSPECTION, INC.

MSP DRILEX

MURPHY OIL CORPORATION

MUSE, STANCIL & COMPANY


N

NANOMECH

NATIONAL COMPLIANCE MANAGEMENT SERVICE, INC.

NATIONAL OILWELL VARCO

NATIONAL PUMP COMPANY

NATIONAL STEEL CAR

NATIONWIDE BOILER INCORPORATED

NAVAJO NATION OIL & GAS COMPANY

NAVARIK CORP.

NAVASOTA OILFIELD SERVICES, INC.

NDE TECHNICAL SERVICES, INC.

NDT GLOBAL LLC

NESTE OIL

NEUMAN & ESSER USA, INC.

NEWFIELD EXPLORATION COMPANY

NEW HORIZON PIPELINE & FACILITY TRAINING INSTITUTE, LLC

NEWMARKET CORPORATION

NEWPARK RESOURCES, INC.

NIAGARA BLOWER HEAT TRANSFER SOLUTIONS

NICHOLS ENGINEERING CONSULTANTS LLC

NMK RESOURCES INC.

NOBLE CORPORATION

NOBLE ENERGY INC.

NORTH WEST REDWATER PARTNERSHIP

NORTHERN STATES FISHING TOOLS CO., INC.

NORTHSTAR MIDSTREAM SERVICES COMPANY, LLC

NORTHWEST TECHNICAL SOLUTIONS

NUSTAR ENERGY L.P.

NVI, LLC


O

OCCIDENTAL OIL & GAS CORPORATION

OCEAN SHIPHOLDINGS, INC.

OCEANEERING INTERNATIONAL, INC.

OSECO INC.

OCS GROUP

OFI TESTING EQUIPMENT, INC. (OFITE)

OFS INTERNATIONAL LLC

OIL & GAS PROCESS SOLUTIONS

OIL INSPECTIONS (USA), INC.

OK LEASING LATIN AMERICA, INC.

OMNI FLOW COMPUTERS, INC.

ONEOK

ONSHORE QUALITY CONTROL SPECIALIST, LLC

OPAMP INFORMATION MANAGEMENT

OPTASENSE

ORBITAL ENGINEERING, INC.

ORION DRILLING COMPANY, LLC

OVAKO NORTH AMERICA, INC.


P

PACIFIC DRILLING SERVICES, INC.

PACIFIC PETROLEUM CALIFORNIA, INC.

PALA-INTERSTATE, LLC

PANTON INC.

PARAGON INDUSTRIES, INC.

PARKER DRILLING COMPANY

PARKER HANNIFIN CORPORATION

PARKER PGI

PASO ROBLES TANK, INC.

PATTERSON TUBULAR SERVICES

PB ENERGY STORAGE SERVICES, INC.

PBM, INC.

PCA ENGINEERING, INC.

PEAKER ENERGY GROUP, LLC

PEERLESS DYNAMICS

PENTAIR VALVES AND CONTROLS

PENNSYLVANIA GENERAL ENERGY, LLC

PETRO-HUNT, LLC

PETROCARE MARINE CONSULTANTS, INC.

PETROCHEM INSPECTION SERVICES

PETROLEUM SPECIALIZED INSPECTIONS CORP. (PSI)

PETROMAR INTERNATIONAL INC.

PETROSPECT, INC.

PHILADELPHIA GEAR CORPORATION

PHILLIPS 66

PHOENIX INDUSTRIAL LTD.

PILGRIM PIPELINE HOLDINGS, LLC

PINNACLE OIL

PINNACLEART

PIONEER NATURAL RESOURCES USA, INC.

PLAINS ALL AMERICAN PIPELINE, L.P.

PLS CONSTRUCTION, INC.

PM ENERGY, LLC

POCAR SEAL

POND & COMPANY

PORTLAND PIPE LINE CORPORATION

POSCO

POTOMAC ENVIRONMENTAL, INC.

PRECISE ENERGY PRODUCTS

PRECISION CRANE & HYDRAULICS, LLC

PRECISION DRILLING OILFIELD SERVICES CORPORATION

PREMIUM INSPECTION & TESTING, INC.

PRIMARY SOURCING CORP

PRIME ENGINEERING INCORPORATED

PROJECT CONSULTING SERVICES, INC.

PROSERV

PRO-SURVE TECHNICAL SERVICES, LLC

PROVENANCE CONSULTING

PROTECTOSEAL COMPANY

PRUITT TOOL & SUPPLY CO., INC.


Q

QEP RESOURCES, INC.

QUEST CONSULTANTS INC.

QUALITY CONTROL COMPANY

QUALITY CUSTOMS INSPECTIONS & LABORATORIES

QUALITY INTEGRATED SERVICES, INC.

QUANTITYWARE

QUEST INTEGRITY USA, LLC

QUINTANA INFRASTRUCTURE & DEVELOPMENT LLC


R

RCP INC.

REBL REFRACTORIES EVALUATIONS LABORATORY ULC

RECON ENGINEERING AND CONSTRUCTION

REDI INSPECTION SERVICES, LLC

REINAUER TRANSPORTATION COMPANIES

REPSOL E&P USA INC.

ROBERT J. JENKINS AND CO.

ROBINSON FANS, INC.

ROBINSON INTERNATIONAL (USA), INC.

ROCKFORD CORPORATION

ROCKY MOUNTAIN FABRICATION

ROLFSON OIL, LLC

ROWAN COMPANIES, INC.

ROXTEC, INC.

ROXUL TECHNICAL INSULATION

R.T. VANDERBILT COMPANY, INC.

RUHRPUMPEN, INC.


S

S&S PLATING LLC

SABINE SURVEYORS, LTD.

SAFETY-KLEEN SYSTEMS, INC.

SAUDI REFINING, INC.

SAVAGE SERVICES CORPORATION

SAVANT MEASUREMENT CORPORATION

SAYBOLT INC.

SCAN SYSTEMS CORP.

SCELERIN HEATERS LLC

SCENIC PRECISE ELEMENT, INC.

SCHLUMBERGER LIMITED

SCHNEIDER ELECTRIC SOFTWARE CANADA, INC.

SCHRAMM, INC.

SDS PETROLEUM CONSULTANTS, L.L.C

SEABULK INTERNATIONAL INC.

SEADRILL AMERICAS, INC.

SECURE-NOK

SEMGROUP CORPORATION

SENIOR FLEXONICS INC.

SENTRY EQUIPMENT CORP.

SERVICE KING MFG.

SGS NORTH AMERICA, INC.

SGV INTERNATIONAL, LLC

SHAWCOR - INSPECTION SERVICES

SHELL OIL COMPANY

SHIN NIHON KENTEI KYOKAI

SHM INDUSTRIES, CO.

SIAPTEK

SICK INC.

SIEMENS

SIVALLS, INC.

SK LUBRICANTS AMERICAS

SLR INTERNATIONAL CORPORATION

SMARKTEC

SMART PIPE COMPANY, INC.

SMITH & BURGESS LLC.

SMITH TANK & STEEL, INC.

SOUTH COAST PRODUCTS, INC.

SOUTHERN PROCUREMENT SERVICES, INC.

SOUTHERN VALVE SERVICES

SOUTHWESTERN ENERGY COMPANY

SPACE SCIENCE SERVICES, INC.

SPECIALTY PRODUCTS & SYSTEMS INC.

SPECTRA ENERGY

SPL, INC.

S-TANK ENGINEERING CO. LTD

STANTEC

STANTECH

STATIFLO CORP

STATOIL

STRESS ENGINEERING SERVICES, INC.

STUPP CORPORATION

SUBSEA SOLUTIONS

SULZER PUMPS, INC.

SUNOCO LOGISTICS

SUPERIOR LAND DESIGNS, LLC

SWI VALVE CORPORATION

SWIFT FUELS, LLC


T

T.D. WILLIAMSON, INC.

TALLGRASS PONY EXPRESS PIPELINE, LLC

TAMPA TANK, INC.

TANCO ENGINEERING, INC.

TANK BUILDERS, INC.

TANK INDUSTRY CONSULTANTS, INC.

TAUBER OIL COMPANY

TEADIT NORTH AMERICA

TEAM, INC.

TECHCORR USA LLC

TECHNICAL OIL TOOLS, LLC

TECHNIPFMC

TEJAS TUBULAR PRODUCTS, INC.

TENARIS

TERRACON CONSULTANTS, INC.

TETRA TECH, INC.

TEXAS PIPE WORKS, INC.

T.F. WARREN GROUP

THE NEWDELL COMPANY

THERMO NITON ANALYZERS LLC

THOMAS SERVICES LLC

THORPE SPECIALTY SERVICES CORPORATION

TIDEWATER INC.

TIDY STEEL-FAB LTD.

T.I.E.C., INC.

TORY TECHNOLOGIES INC.

TOTAL E&P USA, INC.

TOTAL SAFETY

TRANSCANADA PIPELINES

TRANSOCEAN

TRANSPORTATION & INDUSTRIAL SERVICES, INC.

TRINITY HOLDINGS

TRINITY INDUSTRIES LEASING COMPANY

TRISTAR TERMINALS GUAM, INC.

TUBACEX

TUBULAR SYNERGY GROUP, LP

TUCKER ENERGY SERVICES, INC.

TULSA INSPECTION RESOURCES

TURNER SPECIALTY SERVICES


U

UDELHOVEN OILFIELD SYSTEMS SERVICES, INC.

ULTRATEST NDT SERVICES INC.

UNION TANK CAR COMPANY

UNITECH INTERNATIONAL, INC.

UNITED ELECTRIC CONTROLS

UNIVERSAL LUBRICANTS FACTORY (ZINOL) L.L.C.

UOP, LLC

UPSTREAM SAFETY AND RISK MANAGEMENT, LLC

US BENTONITE PROCESSING, INC.

USG CORPORATION

U.S. STEEL TUBULAR PRODUCTS, INC.

U.S. TSUBAKI, INC.


V

VALI COOPER INTERNATIONAL, LLC

VALLEY FORGE & BOLT MANUFACTURING CO.

VALLOUREC USA CORPORATION

VALVEWORKS USA

VALVTECHNOLOGIES

VAL-MATIC VALVE AND MANUFACTURING CORPORATION

VAREC, INC.

VEGA AMERICAS, INC.

VENTURE GLOBAL LNG

VERIFORCE, LLC

VERISTIC MANUFACTURING

VERSA INTEGRITY GROUP

VESSEL BLENDERS LLC

V-FAB LLC

VICTAULIC

VISTA LEAK DETECTION

VOLUMETRICS, INC.


W

W & T OFFSHORE, INC.

WALZEL TECHNICAL SERVICES

WATCO COMPANIES LLC

WAVECREST INC.

WEATHERFORD INTERNATIONAL LTD.

WEBCO INDUSTRIES, INC.

WEG ELECTRIC CORP.

WELDED TUBE OF CANADA

WELKER, INC.

WEST COAST WELDING & CONSTRUCTION, INC.

WESTERN REFINING LOGISTICS

WESTON SOLUTIONS, INC.

WICHITA CLUTCH, INC.

WIKA INSTRUMENT LP, USA

WILD WELL CONTROL

WILLIAMS

WILLIAM E. WILLIAMS VALVE CORPORATION

W.L. WALKER COMPANY, INC.

WM. POWELL COMPANY

WOODWARD GOVERNOR COMPANY

WOOLSLAYER COMPANIES, INC.

WORLDWIDE OILFIELD MACHINE

WORTHINGTON CYLINDERS - A WORTHINGTON INDUSTRIES COMPANY

WPX ENERGY, INC.


X


Y


Z

ZEECO, INC.